Add two spaces around equal sign (#23719)

sblondon · web-flow · commit da431f789bd1 · 2020-12-12T21:27:22.000-08:00
Fit to PEP8 coding style
diff --git a/Doc/library/subprocess.rst b/Doc/library/subprocess.rst
@@ -1281,7 +1281,7 @@ be used directly:
 
 becomes::
 
-   output=check_output("dmesg | grep hda", shell=True)
+   output = check_output("dmesg | grep hda", shell=True)
 
 
 Replacing :func:`os.system`
